﻿<p>pre</p>
&lt;script&gt;
A disallowed block-level tag
&lt;/script&gt;
<blockquote>
An allowed block-level tag
</blockquote>
<p><a href="http://google.com">An allowed span-level tag</a></p>
<p>&lt;a href=&quot;javascript:blah&quot;&gt;A disallowed span-level tag</a></p>
<blockquote>
<a href="http://google.com">An allowed span-level tag</a>
</blockquote>
&lt;blockquote&gt;
&lt;a href=&quot;javascript:blah&quot;&gt;A disallowed span-level tag&lt;/a&gt;
&lt;/blockquote&gt;
<p>post</p>
